In December, the weather in Kysyl-Syr is typically freezing. Average daily high temperature in December is about 32 degrees below zero. On average, Kysyl-Syr has 15 cloudy, 6 sunny, 6 partly cloudy, and 4 snowy days in December. The snowfalls are usually light. December as well as January, February, March, and November is considered the most uncomfortable time to visit Kysyl-Syr.